Bats are ready for use at the New York Mets' springtraining facility in Port St. Lucie, Fla., on Wednesday, Feb. 20, 2013. Discs marked with uniform numbers have been attached to the knobs. (Julio Cortez/AP)

In this photo made using a fisheye lens, Milwaukee Brewers players run a drill during a springtraining workout Tuesday, Feb. 19, 2013, in Phoenix. (Morry Gash/AP)

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Tunnel vision

Atlanta Braves second baseman Dan Uggla (26) and first baseman Freddie Freeman (5) make their way to the field for a springtraining workout Wednesday, Feb. 20, 2013, in Kissimmee, Fla. (David J. Phillip/AP)

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Strike a pose

Cleveland Indians infielder Mike Aviles gets his picture taken for publicity purposes in Goodyear, Ariz., Tuesday, Feb. 19, 2013. Aviles is one of several new players on the Indians' roster. (Paul Sancya/AP)